Dec 15, 2015
Wishing "luck as the situation unfolds upon you" is a dusty talkoff phrase, used for several years by lazy South Asian criminals chasing bogus payday loan debts. Rather than keep this the last word, victims are meant to let the thug's absurd threats sink in, then call back in a panic with an open checkbook.
The luck wishing has been heard in the past couple years from fake tax debt creeps, suggesting that the same call center jockeys or their pals are recycling the same ruses under a different premise. But the general idea is to pay up before terrible things happen, which of course they never will.
IRS Warns of Pervasive Telephone Scam - 31 Oct 2013
http://www.irs.gov/uac/Newsroom/IRS-Warns-of-Pervasive-Telephone-Scam
Scammers continuing to pose as IRS agents - 29 May 2014
http://www.consumer.ftc.gov/blog/scammers-continuing-pose-irs-agents